Denmark produced one third of its electricity from
the wind in 2013. In no other country has wind’s share of annual
electricity generation yet topped 30 percent. But the Danes are not
stopping there—they are eyeing a goal of 50 percent wind by 2020,
with most of the needed expansion coming fromoffshore wind...

China
installed aworld record amount of solar photovoltaics (PV)
capacity in 2013. While this was the first time the country was the
number one installer, China has led all countries in making PV for
the better part of a decade.